--- a/jdk/src/share/javavm/export/jmm.h	Sat Nov 09 14:30:03 2013 -0500
+++ b/jdk/src/share/javavm/export/jmm.h	Sun Nov 10 20:05:03 2013 +0100
@@ -78,6 +78,7 @@
   JMM_COMPILE_TOTAL_TIME_MS          = 8,    /* Total accumulated time spent in compilation */
   JMM_GC_TIME_MS                     = 9,    /* Total accumulated time spent in collection */
   JMM_GC_COUNT                       = 10,   /* Total number of collections */
+  JMM_JVM_UPTIME_MS                  = 11,   /* The JVM uptime in milliseconds */
 
   JMM_INTERNAL_ATTRIBUTE_INDEX       = 100,
   JMM_CLASS_LOADED_BYTES             = 101,  /* Number of bytes loaded instance classes */